TISB
| Acronym | Definition |
|---|---|
| TISB | Trust in Small Business (Alexandria, VA) |
| TISB | The Incredible String Band (folk band; UK) |
| TISB | The International School Bangalore (Bangalore, India) |
| TISB | Takaful Ikhlas Sdn. Bhd. (Malaysian insurance company) |
| TISB | Technical Information Services Branch (NOAA) |